11Operating and Installation Manual for Solar Module VR 68 0020054784_00
1
SP 1
(VR 10)
LEG-P
VR 68
VRC 430
AF (VRC 693,
VRC 9535)
230 V ~
ZP
VR 40
SP 2
(VR 10)
Ertrag
(VR 10)
KOL 1
(VR 11)
KOL 1-P
TD 1
(VR 10)
230 V ~
MA
2
Fig. 4.3 Hydraulic diagram 3
Key
1 Direction of flow, if 3-way changeover valve is de-energised
2 Solenoid valve activates swimming pool pump if 3-way
changeover valve is energised
Incorporation of the VR 68 into the solar heating system 4
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